diff --git a/include/ring-core/target.h b/include/ring-core/target.h
index 5b46611550..9c9543a294 100644
--- a/include/ring-core/target.h
+++ b/include/ring-core/target.h
@@ -40,6 +40,9 @@
 #elif defined(__MIPSEL__) && defined(__LP64__)
 #define OPENSSL_64_BIT
 #define OPENSSL_MIPS64
+#elif defined(__riscv) && __SIZEOF_POINTER__ == 8
+#define OPENSSL_64_BIT
+#define OPENSSL_RISCV64
 #elif defined(__wasm__)
 #define OPENSSL_32_BIT
 #else